Marilyn in white halter neck cotton sheath featuring eyelets and sash in pink by Dorothy Jeakins who most likely also designed Jane Russell's dress for the occasion, June 26, 1953

Marilyn is wearing a hat of Italian straw and cascading roses by Laddie Northridge of the Lord & Taylor salon, photo by Carl Perutz, American Weekly, April 1958

Marilyn's hair is styled by Kenneth as she is about to make her most famous appearance for President Kennedy's birthday celebration held at Madison Square Garden on March 19, 1962

Marilyn's famous 'subway' scene from "The Seven Year Itch", September 15, 1954

The first photograph ever taken of Marilyn in the dress that would become the most famous in movie history.

Marilyn in wig designed by Sydney Guilaroff for her role as Roslyn in the film "The Misfits", 1960

Marilyn tries a different hairstyle for her role in "The Misfits", 1959-60.

Marilyn in Travilla's glitzy costume for the movie "There's No Business Like Show Business, 1954

Marilyn is being escorted from a Manhattan hospital following gallbladder surgery, she is wearing a mint green Pucci sheath, July 11, 1961

Marilyn in publicity photo for one of her first important films "The Asphalt Jungle", directed by John Huston, 1950.

Marilyn has her hair styled by Kenneth Batelle for the Chicago premiere of "Some Like it Hot", March 1959

For her impromptu tour in Korea for USO, Marilyn wore this Ceil Chapman cocktail dress of deep eggplant crepe embroidered with bugle beads, it came with matching bolero jacket, February 1954

Marilyn wearing Ceil Chapman's bugle-beaded crepe sheath, reads Earl Wilson's "Look Who's Abroad Now", 1954

Marilyn wears Ceil Chapman's floor-length off-white crepe gown with ruching at the hips and sleeves for photographer Philippe Halsman's photo session which garnered her first LIFE cover on April 7, 1952

Marilyn in black crepe cocktail dress with the single shoulder strap balanced by the gathered fabric on the opposite hip, by Ceil Chapman, 1950.

Marilyn in red jersey gown with purple sash by Oleg Cassini gets her hair curled for the premiere of the film "Monkey Business" at the Stanley Theater in Atlantic City, September 1952

Cyd Charisse and Marilyn Monroe in costumes designed by Jean Louis in scene from the unfinished film "Something's Got To Give", 1962

Marilyn in a Pucci print blouse in pumpkin, gold and cream worn over snug capri pants in pumpkin by Jax, photo by George Barris, July 1962

Marilyn in floral print backless dress in jersey by Jean Louis for unfinished film "Something's Got to Give", 1962

Marilyn is wearing a wool skirt with side-kick pleat and print blouse by Dorothy Cox for McMullen while studying sheet music for a song she never recorded, no date given.

Marilyn in black wool suit with black satin blouse by George Nardiello, February 26, 1956

Marilyn in striped sleeveless cotton dress and Arthur Miller dash to a waiting train at Washington D.C.'s Union Station, May 23, 1957

Marilyn's press representative guides her through reporters as she leaves the hospital in Manhattan, she is wearing a cashmere sweater and skirt by Bonnie Cashin, March 5, 1961

Marilyn is breathtaking in this sleek white satin strapless dress, belted at the waist by Travilla, worn with white fox stole, for the premiere of "Call me Madam" on March 25, 1953

Marilyn in the revealing dress she wore in the seduction scene of the film "Some Like it Hot" designed by Orry-Kelly, 1958

Marilyn and Jane Russell from scene in "Gentlemen Prefer Blondes", the gowns are by Travilla, 1953

Marilyn in Travilla's sumptuous gown of white lace over nude crepe embellished by thousands of tiny opalescent sequins, a sash of white satin and matching train completed the look.

Marilyn in scene from the film "The Seven Year Itch", her wardrobe was designed by Travilla, 1954

Chanel puts the finishing touches on a cocktail dress worn by the Spanish model, Carmen, 1959

Chanel observes Marie-Hélène Arnaud, her star model, wearing her fur-trimmed suit, photo by Boris Lipnitzky, 1958

Marilyn Monroe, 1952

Marilyn Monroe, 1952

Detail of photograph of Marilyn Monroe relaxing with a script, photo by Elliott Erwitt, New York, 1956

Brigitte Bardot sits on her new Caravelle S and plays with her Dachshund, St. Tropez, October 1962

The 'Bardot Look' ; long tousled hair, short shorts, thin-strap top and a perfect dancer's body, St. Tropez, 1958

Brigitte Bardot, on the set of 'La Mariée est Trop Belle', is wearing striped sailor's shirt first worn and made popular by Chanel at the beginning of the century, 1956

Grace Kelly poses for LIFE magazine, photo by Philippe Halsman, 1954

Grace Kelly in button-down shirt, cuffed jeans worn with a scarf instead of belt, and penny loafers,  1955

Grace Kelly in duchesse satin gown by Edith Head, photo by Philippe Halsman for cover of Life magazine, Apr. 11, 1955

Close-up of Grace Kelly in aquamarine duchesse satin gown, designed by Edith Head, which she wore to accept her Oscar for best actress for "The Country Girl" in 1955, photo by Philippe Halsman.

Audrey in a short dinner dress of yellow gauzy silk clustered with nacre and crystal bead florets by Givenchy, photo by Bert Stern, Vogue April 1963

Audrey in Givenchy, photo by Bert Stern, Vogue, April 1963

Audrey in Givenchy, photo by Bert Stern, Vogue, April 1963

Audrey in her legendary 'look' for "Breakfast at Tiffany's", Givenchy's long silk dress, strands of pearls, long black gloves, upswept hairdo with highlights, and Oliver Goldsmith sunglasses, 1961

Audrey, as Jo Stockton in the fim "Funny Face", is wearing shantung silk pants and cropped top by Givenchy, 1956

Audrey's experience as a dancer came through in this look from "Sabrina": fitted pullover worn with v-neckline in back, capri pants and Salvatore Ferragamo ballet flats, 1954

Kate rehearses for Shaw's 'The Millionairess' at the Apollo Theatre, she's wearing her standard uniform of socks, loafers and beige trousers, 1952

"Woman of the Year" 1942, is the film that defines Kate's refined, androgynous style. Here she's impeccably dressed in blazer and trousers, photo by Clarence Sinclair Bull.